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Router

A router receives data in the form of packets and forwards them to their destination which is often another router. Routers direct traffic through large networks notably the internet. Small routers are used in the home.

Cables

The connections between devices on most LANs are made with copper cable. This is light and flexible which makes quite easy to install.

HUBS

These are hardware devices that connect many network devices together making them into a single network segment.

Switches

switches connect network segments or devices. They can also act as bridges which connect more than one network allowing them to function as one network.

Wireless Access Points